######################## 连续输入的main函数 #############################
def main():
    import sys
    import io
    def readlines():
        for line in io.TextIOWrapper(sys.stdin.buffer, encoding='utf-8'):
            yield line.strip('\n')

    lines = readlines()

    while True:
        try:
            line = next(lines)
            balance = json.loads(line)
            bank = Bank(balance)
            print("bank: ", bank)
            # 再写输入……
        except StopIteration:
            break


if __name__ == '__main__':
    main()


######################## 二叉树 #############################
# Definition for a binary tree node.
class TreeNode:
    def __init__(self, x):
        self.val = x
        self.left = None
        self.right = None


######################## N叉树 #############################
# Definition for a Node.
class Node:
    def __init__(self, val=None, children=None):
        self.val = val
        self.children = children


#################### 链表 ##############################
# Definition for singly-linked list.
class ListNode:
    def __init__(self, val=0, next=None):
        self.val = val
        self.next = next


#################### 去掉开始和结束的[]符号 ##############################
def stringToString(input):
    # AttributeError: 'str' object has no attribute 'decode'
    # return input[1:-1].decode('string_escape')
    return input[1:-1]


#################### 整形列表转成json的格式输出 ##############################
def integerListToString(nums, len_of_list=None):
    if not len_of_list:
        len_of_list = len(nums)
    return json.dumps((nums[:len_of_list]))